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ISSN:0895-4356|56|12|1236-1243

Elsevier‎(2003)‎

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By Canto de Cetina T.E.   Luna M.O.   Cetina Canto J.A.   Bassol S.   in Contraception

ISSN:0010-7824|69|2|115-119

Elsevier‎(2004)‎

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